Here we will provide you the 50+ MCQ Questions of Mechanical Properties of Solids for NEET-UG. Mechanical Properties of Solids is the chapter 9 in Class XI or Class 11 Physics NCERT Unit Mechanical Properties of Solids NEET (conducted by NTA) is based on the NCERT book.
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These 50+ MCQ questions are selected by the experts of studyrate.in and these are more difficult questions, which will help you to better understand Mechanical Properties of Solids NEET MCQ Questions with Answers.
Mechanical Properties of Solids NEET MCQ
A wire of length L and radius r is stretched by a force F. If the elastic limit of the wire is exceeded, the wire will:
a) Remain at the same length
b) Become shorter
c) Become longer
d) Break
A block of mass M is suspended from a spring of spring constant k. If the spring is stretched by a distance x, the strain in the spring is:
a) Mx/k
b) Mx/gk
c) Mgx/k
d) Mgx/gk
A wire of length L and cross-sectional area A is stretched by a force F. If the Young’s modulus of the wire is Y, the strain in the wire is:
a) F/AY
b) FLY/A
c) FAL/Y
d) FAY/L
A rod of length L and cross-sectional area A is subjected to a tensile force F. If the Young’s modulus of the rod is Y, the increase in the length of the rod is:
a) FL/YA
b) FLY/A
c) FAL/Y
d) FAY/L
A cube of side a is subjected to a shearing force F. If the shear modulus of the material is S, the deformation produced in the cube is:
a) Fa^2/4S
b) Fa^2/2S
c) Fa^2/S
d) 2Fa^2/S
A wire of length L and radius r is stretched by a force F. If the Poisson’s ratio of the material is ν, the increase in the length of the wire is:
a) FL/Ar^2E
b) FL/2Ar^2E
c) FL/3Ar^2E
d) FL/4Ar^2E
A cube of side a is subjected to a compressive force F. If the bulk modulus of the material is B, the decrease in the volume of the cube is:
a) Fa^3/4B
b) Fa^3/2B
c) Fa^3/B
d) 2Fa^3/B
A block of mass M is suspended from a spring of spring constant k. If the spring is compressed by a distance x, the stress in the spring is:
a) Mg/A
b) Mgk/A
c) Mkx/A
d) Mgx/Ak
A cube of side a is subjected to a tensile force F. If the shear modulus of the material is S, the maximum shear stress produced in the cube is:
a) Fa^2/2S
b) Fa^2/S
c) 2Fa^2/S
d) 4Fa^2/S
A wire of length L and cross-sectional area A is stretched by a force F. If the tensile stress in the wire is σ, the strain in the wire is:
a) F/σA
b) F/AL
c) σA/F
d) AL/F
A rod of length L and cross-sectional area A is subjected to a compressive force F. If the compressive stress in the rod is σ, the decrease in the length of the rod is:
a) FL/σA
b) σA/FL
c) L/σA
d) A/σL
A block of mass M is placed on a horizontal surface. If the coefficient of static friction between the block and the surface is μ, the minimum force required to move the block is:
a) Mg
b) μMg
c) Mg/μ
d) M/μg
A block of mass M is suspended from a spring of spring constant k. If the block is displaced from its equilibrium position and then released, the maximum speed of the block is:
a) (k/M)^(1/2)
b) (2k/M)^(1/2)
c) (M/k)^(1/2)
d) (2M/k)^(1/2)
A wire of length L and radius r is stretched by a force F. If the elastic limit of the wire is exceeded, the wire will undergo:
a) Elastic deformation
b) Plastic deformation
c) Both elastic and plastic deformation
d) No deformation
A rod of length L and cross-sectional area A is subjected to a tensile force F. If the yield strength of the material is σ_y, the maximum force that can be applied to the rod without causing permanent deformation is:
a) σ_yA
b) σ_yL
c) σ_yAL
d) F/σ_y
A cube of side a is subjected to a tensile force F. If the yield strength of the material is σ_y, the maximum force that can be applied to the cube without causing permanent deformation is:
a) σ_ya^2
b) σ_ya^3
c) σ_ya^4
d) F/σ_y
A block of mass M is placed on a frictionless surface and is connected to a spring of spring constant k. If the block is displaced by a distance x and then released, the maximum acceleration of the block is:
a) k/Mx
b) kx/M
c) M/kx
d) Mx/k
A wire of length L and radius r is stretched by a force F. If the elastic limit of the wire is exceeded, the wire will undergo:
a) Elastic deformation only
b) Plastic deformation only
c) Both elastic and plastic deformation
d) No deformation
The Young’s modulus of a material is 2 × 10^11 N/m^2. What is the energy required to stretch a wire of this material of length 2 m and cross-sectional area 10^-5 m^2 by 1 cm?
a) 10^-5 J
b) 2 × 10^-3 J
c) 4 × 10^-3 J
d) 8 × 10^-3 J
A wire of length 2L and radius R is stretched by a force F. If the stress in the wire is increased by a factor of 4, the elongation of the wire will increase by a factor of:
a) 2
b) 4
c) 8
d) 16
A block of mass M is suspended from a spring of spring constant k. If the spring is replaced by a stiffer spring of spring constant 2k, the frequency of vibration of the block will:
a) Remain the same
b) Be doubled
c) Be halved
d) Increase by a factor of 2^(1/2)
A wire of length L and cross-sectional area A is stretched by a force F. If the elastic limit of the wire is exceeded, the wire will undergo:
a) Elastic deformation only
b) Plastic deformation only
c) Both elastic and plastic deformation
d) No deformation
A wire of length L and radius r is stretched by a force F. If the wire is replaced by a wire of the same material but with a radius of 2r, the elongation of the wire will:
a) Remain the same
b) Be halved
c) Be doubled
d) Be quadrupled
A block of mass M is placed on a rough surface and is connected to a spring of spring constant k. If the coefficient of kinetic friction between the block and the surface is μ, the amplitude of the block’s motion will:
a) Be equal to the maximum displacement from the equilibrium position
b) Be less than the maximum displacement from the equilibrium position
c) Be greater than the maximum displacement from the equilibrium position
d) Depend on the value of μ
A block of mass M is suspended from a spring of spring constant k. If the block is displaced by a distance x and then released, the maximum kinetic energy of the block is:
a) kx^2/2
b) kx^2
c) M/kx^2
d) 2kx^2
A wire of length L and radius r is stretched by a force F. If the wire is replaced by a wire of the same material but with a length of 2L, the elongation of the wire will:
a) Remain the same
b) Be halved
c) Be doubled
d) Be quadrupled
A wire of length L and cross-sectional area A is stretched by a force F. If the length of the wire is increased by a factor of 2, the Young’s modulus of the wire will:
a) Remain the same
b) Be halved
c) Be doubled
d) Be quadrupled
A block of mass M is suspended from a spring of spring constant k. If the block is displaced from its equilibrium position and then released, the maximum speed of the block is:
a) (2k/M)^(1/2)
b) (k/M)^(1/2)
c) (2M/k)^(1/2)
d) (M/k)^(1/2)
A block of mass M is placed on a horizontal surface and is connected to a spring of spring constant k. If the surface is replaced by a rough surface, the frequency of vibration of the block will:
a) Remain the same
b) Be doubled
c) Be halved
d) Decrease by a factor of (1-μ^2)^(1/4)
A wire of length L and radius r is stretched by a force F. If the length of the wire is increased by a factor of 3, the elongation of the wire will:
a) Remain the same
b) Be halved
c) Be tripled
d) Be nine times
A block of mass M is suspended from a spring of spring constant k. If the spring is replaced by a more elastic spring of spring constant 2k, the frequency of vibration of the block will:
a) Remain the same
b) Be doubled
c) Be halved
d) Increase by a factor of (2/3)^(1/2)
A wire of length L and cross-sectional area A is stretched by a force F. If the elastic limit of the wire is exceeded, the wire will undergo:
a) Elastic deformation only
b) Plastic deformation only
c) Both elastic and plastic deformation
d) No deformation
A wire of length L and radius r is stretched by a force F. If the wire is replaced by a wire of the same material but with a length of L/2, the elongation of the wire will:
a) Remain the same
b) Be halved
c) Be doubled
d) Be quadrupled
A block of mass M is placed on a horizontal surface and is connected to a spring of spring constant k. If the surface is replaced by a rough surface, the amplitude of the block’s motion will:
a) Be equal to the maximum displacement from the equilibrium position
b) Be less than the maximum displacement from the equilibrium position
c) Be greater than the maximum displacement from the equilibrium position
d) Depend on the value of μ
We hope there NEET MCQ of Class 11 Mechanical Properties of Solids will help you to score an excellent rank in NEET-UG. If you have any queries feel free to write in the comments section. We at Study Rate are always ready to serve our students.
